fix:发邮件

pom.xml

@@ -109,6 +109,10 @@
             <artifactId>springfox-swagger-ui</artifactId>
             <version>2.6.1</version>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-mail</artifactId>
+        </dependency>
     </dependencies>
     <build>
         <plugins>

src/main/java/com/kwan/springbootkwan/entity/MailInfo.java

+package com.kwan.springbootkwan.entity;
+
+import lombok.Data;
+
+import java.util.Map;
+
+/**
+ * 邮件实体
+ *
+ * @author : qinyingjie
+ * @version : 2.2.0
+ * @date : 2022/12/19 22:41
+ */
+@Data
+public class MailInfo {
+    // 邮件接收人
+    private String[] receiver;
+    // 邮件主题
+    private String subject;
+    // 邮件的文本内容
+    private String content;
+    // 抄送人
+    private String[] cc;
+    // 邮件附件的文件名
+    private String[] attachFileNames;
+    // 邮件内容内嵌图片
+    private Map<String, String> imageMap;
+}

src/main/java/com/kwan/springbootkwan/service/ISendMsgHandle.java

+package com.kwan.springbootkwan.service;
+
+import com.kwan.springbootkwan.entity.MailInfo;
+
+public interface ISendMsgHandle {
+
+    /**
+     * 功能描述：发送text邮件
+     *
+     * @param mailInfo 邮件信息
+     */
+    void sendSimpleTextEmail(MailInfo mailInfo);
+
+    /**
+     * 功能描述：发送html邮件
+     *
+     * @param mailInfo 邮件信息
+     * @param html     是否是html邮件
+     */
+    void sendHtmlEmail(MailInfo mailInfo, boolean html);
+
+    /**
+     * 功能描述：发送文本内容（内嵌图片）且带附件的html邮件
+     *
+     * @param mailInfo 邮件信息
+     */
+    void sendEnclosureEmail(MailInfo mailInfo);
+}

src/main/java/com/kwan/springbootkwan/service/impl/EmailSendMsgHandleImpl.java

+package com.kwan.springbootkwan.service.impl;
+
+import com.kwan.springbootkwan.entity.MailInfo;
+import com.kwan.springbootkwan.service.ISendMsgHandle;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.mail.SimpleMailMessage;
+import org.springframework.mail.javamail.JavaMailSender;
+import org.springframework.mail.javamail.MimeMessageHelper;
+import org.springframework.stereotype.Component;
+
+import javax.activation.DataHandler;
+import javax.activation.FileDataSource;
+import javax.annotation.Resource;
+import javax.mail.internet.MimeBodyPart;
+import javax.mail.internet.MimeMessage;
+import javax.mail.internet.MimeMultipart;
+import java.util.Date;
+import java.util.Map;
+import java.util.Set;
+
+@Slf4j
+@Component
+public class EmailSendMsgHandleImpl implements ISendMsgHandle {
+    @Resource
+    private JavaMailSender javaMailSender;
+    @Value(value = "${spring.mail.username}")
+    private String emailFrom;
+
+    @Override
+    public void sendSimpleTextEmail(MailInfo mailInfo) {
+        try {
+            SimpleMailMessage mailMessage = new SimpleMailMessage();
+            //发件人
+            mailMessage.setFrom(emailFrom);
+            //接收人
+            mailMessage.setTo(mailInfo.getReceiver());
+            //邮件主题
+            mailMessage.setSubject(mailInfo.getSubject());
+            //邮件抄送
+            mailMessage.setCc(mailInfo.getCc());
+            //邮件内容
+            mailMessage.setText(mailInfo.getContent());
+            //发送邮件
+            javaMailSender.send(mailMessage);
+        } catch (Exception e) {
+            log.error("邮件发送失败:{}", e.getMessage());
+        }
+    }
+
+    @Override
+    public void sendHtmlEmail(MailInfo mailInfo, boolean html) {
+        try {
+            MimeMessage mimeMailMessage = javaMailSender.createMimeMessage();
+            //true 表示需要创建一个multipart message
+            MimeMessageHelper mimeMessageHelper = new MimeMessageHelper(mimeMailMessage);
+            //发件人
+            mimeMessageHelper.setFrom(emailFrom);
+            //接收人
+            mimeMessageHelper.setTo(mailInfo.getReceiver());
+            //邮件主题
+            mimeMessageHelper.setSubject(mailInfo.getSubject());
+            //邮件抄送
+            mimeMessageHelper.setCc(mailInfo.getCc());
+            //邮件内容
+            mimeMessageHelper.setText(mailInfo.getContent(), html);
+            javaMailSender.send(mimeMailMessage);
+        } catch (Exception e) {
+            log.error("邮件发送失败:{}", e.getMessage());
+        }
+    }
+
+    @Override
+    public void sendEnclosureEmail(MailInfo mailInfo) {
+        try {
+            MimeMessage mimeMailMessage = javaMailSender.createMimeMessage();
+            //true 表示需要创建一个multipart message
+            MimeMessageHelper mimeMessageHelper = new MimeMessageHelper(mimeMailMessage, true);
+            //发件人
+            mimeMessageHelper.setFrom(emailFrom);
+            //邮件接收人
+            mimeMessageHelper.setTo(mailInfo.getReceiver());
+            //邮件主题
+            mimeMessageHelper.setSubject(mailInfo.getSubject());
+            //邮件抄送
+            mimeMessageHelper.setCc(mailInfo.getCc());
+            //设置显示的发件时间
+            mimeMessageHelper.setSentDate(new Date());
+            MimeMultipart allMultipart = new MimeMultipart();
+            //创建代表邮件正文和附件的各个MimeBodyPart对象
+            MimeBodyPart contentPart = createContent(mailInfo.getContent(), mailInfo.getImageMap());
+            allMultipart.addBodyPart(contentPart);
+            //创建用于组合邮件正文和附件的MimeMultipart对象
+            for (int i = 0; i < mailInfo.getAttachFileNames().length; i++) {
+                allMultipart.addBodyPart(createAttachment(mailInfo.getAttachFileNames()[i]));
+            }
+            //设置整个邮件内容为最终组合出的MimeMultipart对象
+            mimeMailMessage.setContent(allMultipart);
+            mimeMailMessage.saveChanges();
+            javaMailSender.send(mimeMailMessage);
+        } catch (Exception e) {
+            log.error("邮件发送失败:{}", e.getMessage());
+        }
+    }
+
+    /**
+     * 功能描述：邮件附件
+     *
+     * @param filename 文件路径
+     * @return {@link MimeBodyPart}
+     * @author wi-gang
+     * @date 2021/12/29 2:50 下午
+     */
+    public MimeBodyPart createAttachment(String filename) throws Exception {
+        //创建保存附件的MimeBodyPart对象，并加入附件内容和相应的信息
+        MimeBodyPart attachPart = new MimeBodyPart();
+        FileDataSource fsd = new FileDataSource(filename);
+        attachPart.setDataHandler(new DataHandler(fsd));
+        attachPart.setFileName(fsd.getName());
+        return attachPart;
+    }
+
+    /**
+     * 功能描述：文本内容
+     *
+     * @param body html格式的文本内容
+     * @return {@link MimeBodyPart}
+     * @author wi-gang
+     * @date 2021/12/29 2:50 下午
+     */
+    public MimeBodyPart createContent(String body) throws Exception {
+        //创建代表组合Mime消息的MimeMultipart对象，将该MimeMultipart对象保存到MimeBodyPart对象
+        MimeBodyPart contentPart = new MimeBodyPart();
+        MimeMultipart contentMultipart = new MimeMultipart("related");
+        //创建用于保存HTML正文的MimeBodyPart对象，并将它保存到MimeMultipart中
+        MimeBodyPart htmlBodyPart = new MimeBodyPart();
+        htmlBodyPart.setContent(body, "text/html;charset=UTF-8");
+        contentMultipart.addBodyPart(htmlBodyPart);
+        //将MimeMultipart对象保存到MimeBodyPart对象
+        contentPart.setContent(contentMultipart);
+        return contentPart;
+    }
+
+    /**
+     * 功能描述：文本内嵌图片
+     *
+     * @param body html格式的文本内容
+     * @param map  图片集合
+     * @return {@link MimeBodyPart}
+     * @author wi-gang
+     * @date 2021/12/29 2:50 下午
+     */
+    public MimeBodyPart createContent(String body, Map<String, String> map) throws Exception {
+        //创建代表组合Mime消息的MimeMultipart对象，将该MimeMultipart对象保存到MimeBodyPart对象
+        MimeBodyPart contentPart = new MimeBodyPart();
+        MimeMultipart contentMultipart = new MimeMultipart("related");
+        //创建用于保存HTML正文的MimeBodyPart对象，并将它保存到MimeMultipart中
+        MimeBodyPart htmlBodyPart = new MimeBodyPart();
+        htmlBodyPart.setContent(body, "text/html;charset=UTF-8");
+        contentMultipart.addBodyPart(htmlBodyPart);
+        if (map != null && map.size() > 0) {
+            Set<Map.Entry<String, String>> set = map.entrySet();
+            for (Map.Entry<String, String> entry : set) {
+                //创建用于保存图片的MimeBodyPart对象，并将它保存到MimeMultipart中
+                MimeBodyPart gifBodyPart = new MimeBodyPart();
+                FileDataSource fds = new FileDataSource(entry.getValue());//图片所在的目录的绝对路径
+                gifBodyPart.setDataHandler(new DataHandler(fds));
+                gifBodyPart.setContentID(entry.getKey());    //cid的值
+                contentMultipart.addBodyPart(gifBodyPart);
+            }
+        }
+        //将MimeMultipart对象保存到MimeBodyPart对象
+        contentPart.setContent(contentMultipart);
+        return contentPart;
+    }
+}
\ No newline at end of file

src/main/resources/application.yaml

@@ -6,6 +6,19 @@ swagger:
 
 #兼容swagger配置
 spring:
+  mail:
+    host: smtp.qq.com
+    # 发送者的邮箱账号
+    username: 327782001@qq.com
+    # 邮箱密码授权码
+    password: kypxnmwfniqrcbeh
+    properties:
+      mail:
+        smtp:
+          auth: true
+          starttls:
+            enable: true
+            required: true
   redis:
     database: 0 # Redis数据库索引（默认为0）
     host: 120.79.36.53  #Redis服务器地址

src/test/java/com/kwan/springbootkwan/UserServiceImplTest.java

 package com.kwan.springbootkwan;
 
+import com.kwan.springbootkwan.entity.MailInfo;
 import com.kwan.springbootkwan.entity.User;
 import com.kwan.springbootkwan.mapper.UserMapper;
+import com.kwan.springbootkwan.service.ISendMsgHandle;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
 
 
-
 @SpringBootTest
 public class UserServiceImplTest {
 
     @Autowired
     private UserMapper userService;
+    @Autowired
+    private ISendMsgHandle isSendMsgHandle;
 
     @Test
     public void queryAll() {
         User user = userService.selectById(1);
         System.out.println(user);
     }
+
+    /**
+     * 发邮件
+     */
+    @Test
+    void sendSimpleTextEmail() {
+        MailInfo mailInfo = new MailInfo();
+        mailInfo.setReceiver(new String[]{"qinyingjie@deepexi.com"});
+        mailInfo.setSubject("测试主题");
+        mailInfo.setContent("邮件内容");
+        isSendMsgHandle.sendSimpleTextEmail(mailInfo);
+    }
 }
\ No newline at end of file